KR100375440B1 - Calling method from web phone to general phones - Google Patents

Abstract

The present invention provides a web phone initial environment setting and initialization step (Q10) of the parameters for controlling between the Internet web phone phone and the general computer phone in the web phone environment;

A service determination step (Q20) of checking whether an event occurs in the web phone and determining a type of a service that has occurred;

An internet phone service step (Q30) for performing web phone services between web phones if it is determined that the service is an internet phone service according to the service determining step (Q20); And

In the service determination step (Q20), using the computer phone program screen downloaded from the computer phone server using the web phone, the Internet phone service processing step (Q40) for processing the telephone service request to the regular phone is characterized in that it performs And regular phone calls.

Description

Calling method from web phone to general phones}

The present invention provides a method for integrating an Internet phone service using a web phone with an Internet phone service using a personal computer, thereby allowing a web phone user to call a web phone versus a web phone, a web phone to a computer, or a web phone to an IMT2000. The present invention further relates to a web phone and a general phone call method for providing an internet phone service from a web phone to a general phone.

In general, a mobile phone refers to a cellular phone or a PCS phone. The mobile phone refers to a communication service server 40 and a communication service server 40 as shown in FIG. A wireless telephone 50 used by subscribers to communicate with each other and a packet network 31 for allowing a communication service server 40 to connect with another service provider or a wired network should be provided as a basic configuration system. Reference numeral 41 denotes a base station, 42 a base station center, 43 a switching center, and 44 a conversion unit, which forms a basic configuration of the communication service server 40.

On the other hand, the phone is being used while watching the other person's face as an image, which constitutes a perspective view of a web video phone 100 as shown in FIG. 2, and has a keyboard on the phone main body 11 having a key button 12. (13) is added, and the display 18 is added to arbitrary positions of the main body 11. The image pickup device 19 is added together to the display 18. The main body 11 further includes an Ish card 21 having an ID or the like stored in an Ish chip so as to recognize an ID of a telephone user, and an Ish card recognition unit 20 which inserts and recognizes an Ish card 21. It is done by

3 is a block diagram of the video telephone, an analog-to-digital converter 22 for converting a photographing output of an image pickup device or charge coupled device 19 into a digital signal, and a controller for controlling digitally converted image data. The display 18 for analog-converting and displaying an image through the control unit 23 and the control unit 23, an interface 24 for interfacing the digital output through the control unit 23 to the modem standard, and the interface 24 And a modem 6 for serial-to-parallel conversion so as to transmit to a private line 5 via a private line. Reference numeral 30 denotes an integrated service digital network (ISDN), 31 denotes an internet network, 13 denotes a keyboard, and 20 denotes an IC card recognition unit.

FIG. 4 is a system configuration diagram using the video phone. For example, the video phone 100 shown in FIG. 3 connected through a local area network (LAN) and a distributor for distributing each video phone 100 (FIG. HUB (Distributer) 110, a router (120) for interconnecting a plurality of communication networks between the distributor 110 and the Digital Service Unit (DSU) (130), and the digital service unit (130) Server connected to the Wide Area Network (WAN) 32 to connect to the Internet network 31 and the hub 110, which is a distributor, to enable video telephony through the Internet network 31. 200). The distributor 110, the router 120, and the digital service unit 130 are referred to as a type of Internet network access unit 140. The Internet network connection device 140, the video phone 100 and the server 200 forms a video phone system 150.

5 is a schematic explanatory diagram illustrating a control method between the video phone 100 and the server 200, and includes a server 200, a plurality of video phones 100 and a personal computer 300 subscribed to the server 200. Is done. The server 200 is divided into a gatekeeper 210, a web server 220, and a database server 230. In this state, if any subscriber of the video phone 100 inserts the Ish card 21 shown in FIG. 2 into the Ish card recognition unit 20, the recognition unit 20 recognizes this and identifies the subscriber's ID (IP). Etc. to the gatekeeper 210 serving as a directory server function of the server 200, and when the gatekeeper 210 requests information such as a password, the password is sent through the Ish card 21 to determine whether the subscriber is present. Make sure you know. The gatekeeper 210 of the directory server manages the status (Log-On, Busy, Waiting, etc.) of web video phones around the world, and provides information in a 2-minute period (a period is not particularly limited). Updates the videophone. That is, the web server 220 performs a function as a server based on the search result of the gate keeper 210, and the data is read if necessary based on the data of the database server 230 and the gate keeper 210 is read. ) Function can be performed in real time.

FIG. 6 is a block diagram showing an example in which the video telephone is connected to a general wireless telephone system, and the mobile phone 50, which is a terminal, locates another wireless telephone through a service provider 40. Referring to FIG. Find and make the call possible. The service provider 40 is a base transceiver station (BTS) 41 providing a communication environment using a protocol according to a standard (Interleaf Standard 95) (IS-95) in each wireless telephone 50 and a wireless section. A base station controller (BSC) 42 which controls a radio link and a wired link through each base station 41 and performs a handoff function to maintain the continuity of a call while the subscriber is on the move; Switching station (MSC; Mobile Switching Center) 43 in charge of switching of each base station center 42, and conversion unit (IWF) for converting the connection to the packet network 31, which is the Internet network through the switching through the switching station 43; Working Function (44).

In addition, an internet network connection device 140, which is a general router, is connected to the packet network 31 constituting the internet network, and when a video telephone 100 is connected through the internet network connection device 14, a call is made. Through the gatekeeper 210 to guarantee the quality state, the video telephone system 100 is connected to the video telephone system to enable voice and video calls. In the figure, although several video phones 100 are shown, additional connections may be used as subscribers are added. In such a system, the video telephones 100 allow video calls while viewing mutual images, but the wireless telephone 50 subscriber and the video telephone 100 subscribers can make calls only by mutual voice, which is unfortunate for the users of expensive video telephones. It is a reality.

On the other hand, the connection to the Internet via a general modem is connected to a computer main body 61, a monitor 62, a keyboard 63, a mouse 63-1, and a modem port of the main body 61 as shown in FIG. The telephone 64 connected to the P1, the institution telephone communication network 65 connecting to the other port P2 of the modem, and the gateway 66 connecting to the Internet network 31 via the institution telephone communication network 65; ), Including The network through the institutional telephony network telephone station 65 allows mutual calls through the PTI.

FIG. 8 uses the microphone 64-1 and the speaker 64-2 as a handset instead of the ordinary telephone 64 in the configuration of FIG. 7 and is connected to the microphone port M1 and the speaker port S1 of the main body 61. As shown in FIG. The computer telephone 64 'in one state is shown.

FIG. 9 is a network diagram illustrating a state in which an Internet phone user using the system as shown in FIG. 8 uses an Internet phone. Referring to FIG. 10, a computer (PC; main body 61, monitor 62, and Keyboard 63 collectively) If a user registers with the user management server 70 on the initial homepage of the user management server 70 and is authenticated (①), the Internet phone program from the user management server 70 Download and launch the program on the computer monitor screen (②) (T1). Based on the program displayed on the screen to enter the phone number of the other party as the program guides them to talk to each other (③) (T2). In this case, a call control is performed through the gate keeper 210, and the engine 66 provides a general telephone service network through the PSTN 67 in the gateway 66 by a call control through the gate keeper 210. It connects with the telephone communication network (exchange) 65 and ends when a call is completed (T3). In this case, the gateway 66 performs a function of converting the form of packet data used in the Internet network and the PTI data used in the PST.

11 is a diagram illustrating a general call system of a web phone. The web phone 100, which is a video phone, receives an authentication request and confirmation through a gate keeper 210 to maintain call quality, and the gate keeper 210 separates a channel into a packet network ( Router 140 is used to enable multiple access with 31. When using this, the subscriber of the web phone 100 enters the counterpart phone number for the web phone (P1). Then, the gatekeeper 210 confirms whether the calling web phone 100 is a customer stored in the gatekeeper 210 (P2) and then connects to the call through the router 140 through the packet network 31, which is an internet network. And end when the call ends (P3). However, since it is not possible to provide Internet phone service of web phones and general phones, which are video phones, the use of web phones is limited.

The present invention is to solve this problem, an object of the present invention is to provide a method for making a call with a general telephone using a web phone that is a video phone supporting the standard (H.323) supporting voice and video. .

To this end, the present invention provides a method of interworking an Internet phone service using a web phone and an Internet phone service to an ordinary phone using a personal computer. In addition, within the scope of the call, it is intended to provide a web phone to landline Internet phone service.

1 is a system configuration diagram of a service provider for use of a general wireless telephone;

2 is a perspective view showing a state of use of a general video telephone,

FIG. 3 is a block diagram illustrating the video telephone of FIG. 2;

4 is a system configuration diagram showing a state of use of a general video telephone,

5 is a signal flow diagram illustrating a specific example of FIG. 4;

6 is a system configuration of a typical wireless telephone and a video telephone to implement a call,

7 is a configuration diagram of an Internet network connection through a modem of a general computer;

8 is an exemplary system configuration for using an Internet telephone through a computer.

9 is a system configuration diagram showing a network connection according to FIG. 8;

10 is a flowchart illustrating the flow of FIG. 9;

11 is a system configuration diagram showing a call of a web phone used in the present invention;

12 is a flowchart illustrating the flow of FIG. 11;

13 is an exemplary diagram of a voice / video protocol used in the present invention;

14 is a configuration diagram of a service model of the present invention;

15 is a flowchart of the present invention;

16 is a configuration diagram of a web phone showing a video compression restoring portion used in the present invention;

17A is an exemplary configuration diagram showing packet data used in the present invention;

17B is an exemplary configuration diagram illustrating a fixed header portion of FIG. 17A.

Explanation of symbols for the main parts of the drawings

31; Internet network 61; Body

62; monitor 63; keyboard

64; telephone 64 '; computer telephone

65; institutional telephone network 66; gateway

67; Public Switched Network (PSTN) 70; User Management Server

100; videophone 110; handset

120; image display unit 130; storage unit

132; management unit 140; router

150; controller 210; gatekeeper

That is, the present invention provides a method for linking a web phone telephone service program with a telephone service program from a computer to a general telephone and providing a separate program for controlling both programs, thereby extending the range of Internet phone users' use of the internet telephone to a regular telephone. In addition, it is possible to expand the scope of activities in terms of users without violating the service area of web phone operators and the service area of telephone providers from computers to landline phones.

Hereinafter, the present invention will be described in detail with reference to the drawings.

13 is a block diagram showing a protocol applied to the Internet video telephone 100 used in the present invention. The audio codec unit 111 compresses and restores an audio signal through the handset 110, and the image display unit 120. The video codec unit 121 compresses and restores the image data in a manner of minimizing the amount of data transmission by dualizing the image signal RGB through the luminance signal and the dye signal, and a user application program (advertisement, maintenance ( Storage unit 130) for storing the data), an application unit 131 for controlling the input / output of the stored data, and a delay unit 112 for synchronizing with the audio signal by delaying the signal of the audio codec unit 111. ), ALTP (RTP) 113 which packetizes delayed audio and video signals to a network system, and a packet that can be generated during transmission by sending a packet signal every 5 seconds. It includes a management unit 132, such as audio and video channel management to manage the channel by providing a system control user interface, and the 114 to guarantee the call quality by adjusting the suwa transmission speed. Each of these units 110-140 is controlled by the controller 150 inside the video telephone 100.

FIG. 14 is a system configuration diagram used for connecting a web phone and a general telephone in the present invention, wherein a user of a computer (PC; collectively referred to as the main body 61, the monitor 62, and the keyboard 63 shown in FIG. 7) is managed by a user. When the user registers on the initial homepage of the server 70 to the user management server 70 and is authenticated (①), the program is downloaded from the user management server 70 and the program is displayed on the monitor screen of the computer (②). ) (T1). Based on the program displayed on the screen to enter the phone number of the other party as the program guides them to talk to each other (③) (T2). In this case, a call control is performed through the gate keeper 210, and the engine 66 provides a general telephone service network through the PSTN 67 in the gateway 66 by a call control through the gate keeper 210. It connects with the telephone communication network (exchange) 65 and ends when a call is completed (T3). In this case, the gateway 66 performs a function of converting the form of packet data used in the Internet network and the PTI data used in the PST.

The web phone 100 which is a video phone receives the authentication request and confirmation through the gate keeper 210 and maintains the call quality. The gate keeper 210 controls the network data transmission to be shared by several users, and the packet network 31 Router 140 is used for connection with When using this, the subscriber of the web phone 100 enters the counterpart phone number for the web phone (P1). Then, the gatekeeper 210 confirms whether the calling web phone 100 is a customer stored in the gatekeeper 210 (P2), and enables the call connection through the packet network 31, which is the Internet network, and terminates at the end of the call. (P3).

Fig. 15 is a flowchart of the present invention, which includes initializing a web phone environment and initializing a parameter Q10 for controlling between an Internet web phone phone and a general computer phone in a web phone environment;

A service determination step (Q20) of checking whether an event occurs in the web phone and determining a type of a service that has occurred;

An internet phone service step (Q30) for performing web phone services between web phones if it is determined that the service is an internet phone service according to the service determining step (Q20); And

In the service determination step Q20, an Internet phone service processing step Q40 is performed to process a telephone service request to a general phone using a computer phone program screen downloaded from a computer phone server using a web phone.

The initialization step (Q10) is a global variable upon power-up of the web phone 100, which is a video phone, of the variable (webThread) and the variable (webThread) represented by the voice and video standard (H.323) service program (function) of the web phone. Setting a variable controlling the service (pcThread) (Q11), and then setting a value (0 or 1) of the cookie variable (pcOn) (Q12), and then starting and initializing the variables (webThread, pcThread). Steps Q13 and Q14 are performed. In this case, a thread refers to a sequence of program statement that can be executed. In step Q12, if the value is 0, it is a state value to terminate internet service with a landline phone, and if it is 1, it is a state value to perform internet service with a landline phone.

The service determination step (Q20) is a step of determining whether an event (determining which program or input means is operating inside) occurs in the web phone (Q21), the event that occurred when the event occurs to attempt the computer phone It is determined by the step Q22.

Internet phone service step (Q30) using the web phone is a step (Q31) to start the web phone phone service when there is no request from the computer phone in the step (Q22), and start the web phone phone service to recognize the end and Ending the telephone service and returning to step Q20 is followed by step Q32.

In step Q20, if there is a call request to the desk phone through the computer phone program screen, the step Q40 of providing an Internet phone service to the desk phone is performed, and step Q40 sets the cookie variable pcOn. Setting to 1 to enable general (internet) telephone service (Q41), thereby requesting the gatekeeper 210 to set up a logon (Log on) that is simply powered on (Q42). Therefore, the variable (pcThread) is controlled to operate the variable (webThread.stop) to stop the operation of the web phone to start the telephone service to the normal telephone (step Q43). Subsequently, when the telephone service of the general telephone is terminated, the cookie variable (pcOn) is set to "0" as the cookie value according to the termination, and the web phone requests a setting to be in a waiting state where a call can be made through the gatekeeper 210 (step). (Q44)). Accordingly, by controlling the variable (pcThread) to start the operation of the web phone (webThread.start) to operate to return to the step (Q20) (Q45).

The operation of the present invention configured as described above will be described.

When data is input through the camera of the image display unit 120 shown in FIGS. 13 and 16, the pigments are represented by 8-bit RGB values, respectively, which are represented by the luminance (Y) element and the chromaticity. In this case, the video codec unit 121 performs the data transmission element to minimize the data transmission element. Meanwhile, the audio data input through the microphone of the handset 110 is compressed by the audio codec unit 111. In this case, since the audio signal is faster than the video signal, the audio signal is delayed by the delay unit 112 to synchronize with the video signal, and then packetized by the ALTP 113 to be transmitted to the network system. In detail, in the ALTIPH 113, audio and video data are combined with a fixed header as shown in FIGS. 17A and 17B and transmitted in the form of a packet. In this case, V (V) constituting the fixed head is a version, blood (P) is a security pad, the value of one, 0. X (X) indicates whether to use the extended header, CC is the number of CSRC (CSRC), M (M) is a marker, interpreted by the profile, PT (PT) payload The Payload Type, EtN (SN), is used for packet loss and order. The time stamp indicates the sampling moment of the first byte of the RTP data packet. (SSRC) indicates a synchronization source, and CSRC indicates a providing source used for a payload.

In the web phone which performs the basic operation as described above, the present invention provides a general telephone 64 and a gate connected to an institution telephone communication network (exchanger) 65 by using a public exchange network, such as PI styrene (network) 67, as shown in FIG. Existing system for making a call with a computer telephone 64 '(for example, a telephone using a computer in connection with a dial pad program) for connecting to the institution telephone communication network 65 via a way 66 to enable access to the Internet network. 1 way;

A second method in which the web phone 100 makes a call on its own through the gate keeper 210 or makes a phone call with the general telephone 64 and is not compatible with the first method and makes a call in a separate environment;

By using a program (for example, a dial pad) of the server for controlling the computer phone 64 'in the second method, a web phone and a general phone can be made possible. Calling with the general telephone 64 by selecting the telephone button on the screen through the computer telephone program screen (the screen provided by the server 70 providing the computer telephone) so that the computer telephone 64 'can make a telephone call with the general telephone. An internal program mode has been added in the web phone 100 to enable. This is that the web phone 100 basically performs the voice / video protocol (H.323) as shown in FIG. 13, but adds a program to the controller 150 that controls the program. When the web phone 100 is turned on, the video for the web phone is turned on. Variable (global) (webThread) representing a function as shown in FIG. 15 to control the telephone service execution program for the voice / voice protocol (H.323), Internet telephone service from a web phone to a general telephone, and an internet telephone between existing web phones. Declare a variable (pcThread) that controls service switching between services as a global variable (step Q11). Then, the cookie value used to indicate the service status from the web phone to the landline phone is set to the value of the cookie variable (pcOn) to "0" so that the service from the web phone to the landline is currently off. Set that the internet phone of the web phone is in service (Q12).

Next, the command to start the web phone internet phone service program function (webThread) (command function; webThread.start ()) (Q13), and the command to control it (pcThread) to start (pcThread.start ()) Step Q14 is performed to complete the initialization step Q10.

Then, the web phone waits until the action from the user is received by the telephone service between the web phones or the Internet telephone service to the general telephone (until the event occurs). The service determination step Q20 is performed by performing the step Q22. That is, when the web phone user calls the web phone, it is determined that the step (Q30) is performed to allow the web phone to talk with each other, and the web phone user calls the general phone user through the computer phone or the server of the computer phone controlling the computer phone. To perform (Q45).

Specifically, when the event occurs and the web phone user requests a call between the web phone users, the web phone starts the web phone service (Q31), and when the Internet phone is made to perform the service determination step (Q20) again (Q32). Complete the service step Q30.

However, if an event triggers an Internet phone service request from a web phone to a regular phone (Q22), the cookie value (pcOn) is set to "1" (Q41), and the Web phone is not "waiting" to the gatekeeper. request to set to -on "state (only power that cannot answer the phone is on) (Q42), and the function (pcThread) to control web phone call service program function (webThread) to stop the web phone automatically (webThread). stop) and handle the Internet phone service to the desk phone (Q43). When the internet phone service to the regular phone is terminated, the cookie variable (pcOn) value is set to "0", and the web phone internet phone service is enabled by requesting the web phone's gatekeeper to set the web phone to "waiting" ( Q44). Again, the function (pcThread) that controls the web phone phone service program function (webThread) commands to restart the function (webThread) (webThread.start ()) and keeps the web phone in the state it was in before the Internet service request to the regular phone (Q45). ).

The present invention described above is not limited to the above-described embodiments and drawings, and various permutations, modifications, and changes can be made without departing from the technical spirit of the present invention. It will be apparent to those who have

As described above, the present invention enables the internet phone service of the web phone-to-web phone, the web phone-to-computer, the web phone-to-IMT2000 to the web phone-to-general phone. Internet phone service can be provided in the state of providing economical cost savings.

The service model that can contribute to the expansion and spread of Internet telephony service by not only offsetting the service area of each other by adopting the coexistence method but the integration of the existing service model of the Internet phone service company. To provide.

Claims (5)

(delete) A initialization step (Q10) of variables for initial setting of the web phone and control between the general web phone through the computer phone program screen and the Internet web phone in the web phone environment; A service determination step (Q20) of checking whether an event occurs in the web phone and determining a type of a service that has occurred; An internet phone service step (Q30) for performing web phone services between web phones if it is determined that the service is an internet phone service according to the service determining step (Q20); And In the service determination step (Q20), using the computer phone program screen downloaded from the computer phone server using the web phone, the Internet phone service processing step (Q40) to the ordinary phone which processes the call service to the regular phone is sequentially performed. and; The initialization step (Q10) is a global variable upon power-up of the web phone 100, which is a video phone, of the variable (webThread) represented by the voice and video standard (H.323) service program (function) of the web phone and the variable (webThread). Setting a variable controlling the service (pcThread) (Q11), and then setting a value (0 or 1) of the cookie variable (pcOn) (Q12), and then starting and initializing the variables (webThread, pcThread). Web phone and general telephone call method, characterized in that the step (Q13, Q14) to be performed. (Correction) The method of claim 2, wherein the service determination step (Q20) is a step (Q21) of determining whether an event (to determine which program or input means inside) occurs in the web phone, and occurs when the event occurs And determining (Q22) whether the event is for attempting to connect to a general telephone using a computer telephone program. (Correction) The method according to claim 2, wherein the internet phone service step Q30 using the web phone is to start the web phone phone service when there is no request to the general phone using the computer phone program screen in step Q22. Q31), the web phone and the general telephone call method comprising the step (32) of recognizing this when the telephone service starts and terminates the telephone service and returns to the step (Q20). (Correction) The method according to claim 2, wherein in step Q20, a step (Q40) of performing a call request to a desk phone using a computer phone operating program is performed by setting the cookie variable (pcOn) to 1 Specifying to enable (Q41), thereby requesting the gatekeeper 210 to set the log on (Log on) that is simply power-on (Q42), according to the variable (pcThread) is controlled Step (Q43) to start the Internet phone service to the regular phone by operating a variable (webThread.stop) to stop the web phone operation, then cookie value as a cookie value upon termination of the Internet phone service of the regular phone (pcOn) is set to "0", and the web phone requests the setting to the waiting state where the call is available through the gatekeeper 210 (Q44), and then the variable (pcThread) is controlled to start the operation of the web phone. Web Phone and a phone call method by operating the variable (webThread.start), characterized in that the carrying out step (Q45), which ever returns to the step (Q20).